diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 24 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/init.c | 2 | ||||
| -rw-r--r-- | include/linux/ath9k_platform.h | 2 |
4 files changed, 22 insertions, 8 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 85a78176b809..47f410ed7cd4 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -2344,17 +2344,25 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) } eeval = ah->eep_ops->get_eeprom(ah, EEP_OP_MODE); - if ((eeval & (AR5416_OPFLAGS_11G | AR5416_OPFLAGS_11A)) == 0) { - ath_err(common, - "no band has been marked as supported in EEPROM\n"); - return -EINVAL; + + if (eeval & AR5416_OPFLAGS_11A) { + if (ah->disable_5ghz) + ath_warn(common, "disabling 5GHz band\n"); + else + pCap->hw_caps |= ATH9K_HW_CAP_5GHZ; } - if (eeval & AR5416_OPFLAGS_11A) - pCap->hw_caps |= ATH9K_HW_CAP_5GHZ; + if (eeval & AR5416_OPFLAGS_11G) { + if (ah->disable_2ghz) + ath_warn(common, "disabling 2GHz band\n"); + else + pCap->hw_caps |= ATH9K_HW_CAP_2GHZ; + } - if (eeval & AR5416_OPFLAGS_11G) - pCap->hw_caps |= ATH9K_HW_CAP_2GHZ; + if ((pCap->hw_caps & (ATH9K_HW_CAP_2GHZ | ATH9K_HW_CAP_5GHZ)) == 0) { + ath_err(common, "both bands are disabled\n"); + return -EINVAL; + } if (AR_SREV_9485(ah) || AR_SREV_9285(ah) || diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index c6dba9b4afdf..e49721e85f6a 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -930,6 +930,8 @@ struct ath_hw { bool is_clk_25mhz; int (*get_mac_revision)(void); int (*external_reset)(void); + bool disable_2ghz; + bool disable_5ghz; const struct firmware *eeprom_blob; diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index 5d9c711b6aa0..2294109f79e9 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -531,6 +531,8 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc, ah->is_clk_25mhz = pdata->is_clk_25mhz; ah->get_mac_revision = pdata->get_mac_revision; ah->external_reset = pdata->external_reset; + ah->disable_2ghz = pdata->disable_2ghz; + ah->disable_5ghz = pdata->disable_5ghz; if (!pdata->endian_check) ah->ah_flags |= AH_NO_EEP_SWAP; } diff --git a/include/linux/ath9k_platform.h b/include/linux/ath9k_platform.h index 43501657bce9..33eb274cd0e6 100644 --- a/include/linux/ath9k_platform.h +++ b/include/linux/ath9k_platform.h @@ -34,6 +34,8 @@ struct ath9k_platform_data { bool endian_check; bool is_clk_25mhz; bool tx_gain_buffalo; + bool disable_2ghz; + bool disable_5ghz; int (*get_mac_revision)(void); int (*external_reset)(void); |